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    mercruiser prop numbers

    Does anyone know what the mercruiser part numbers mean? Here is my issue I have a Model 48-78120-A4 19P prop. I need a new one and found a great deal on a reconditioned Model 48-78120-A4OL 19P. What does the OL stand for? Are the last digits where it was made? I need to know asap so I can have...
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    Mercruiser 140 turns left @ WOT

    I just purchased an 1985 4winns with a mercruiser 3.0. I had it out today and noticed 2 issues. First at WOT it wants to turn left, HARD left. I was afraid to let go of the wheel because it cut really hard. It is ok at about 3/4 throttle but WOT is bad. The next issue was the temperature. The...
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